686196

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{389}}^1$

素因数の和:413

約数の個数: 54

約数和(自身を含む): 2022930

約数和(自身を除く): 1336734

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 389, 441, 588, 778, 882, 1167, 1556, 1764, 2334, 2723, 3501, 4668, 5446, 7002, 8169, 10892, 14004, 16338, 19061, 24507, 32676, 38122, 49014, 57183, 76244, 98028, 114366, 171549, 228732, 343098, 686196]

約数ペア:

[(1, 686196), (2, 343098), (3, 228732), (4, 171549), (6, 114366), (7, 98028), (9, 76244), (12, 57183), (14, 49014), (18, 38122), (21, 32676), (28, 24507), (36, 19061), (42, 16338), (49, 14004), (63, 10892), (84, 8169), (98, 7002), (126, 5446), (147, 4668), (196, 3501), (252, 2723), (294, 2334), (389, 1764), (441, 1556), (588, 1167), (778, 882)]